Deleting The Last Character in A String Livecode Language

问题

I need to delete last character in a string Livecode.

I have wrote this below in English.

on mouseUp    

   replace last character with Backspace in field"dialed"

end mouseUp

I am a newbie, so please use simple answers :) Thank you.

回答1:

Deleting the last character of a field is very simple:

on mouseUp
  delete the last char of fld "Dialed"
end mouseUp

回答2:

If you think that is nice, what about:

delete character 2 of word 3 of line 4 of fld "dialed"

来源：https://stackoverflow.com/questions/33816040/deleting-the-last-character-in-a-string-livecode-language